Finding the Fourth Proportional to 1,367,807.84, 1,888,101.60 and 1,224,314.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,367,807.84 : 1,888,101.60 = 1,224,314.72 : x
2. Step 2: Convert to fraction form
   1,367,807.84/1,888,101.60 = 1,224,314.72/x
3. Step 3: Cross multiply
   1,367,807.84x = 1,888,101.60 × 1,224,314.72
4. Step 4: Simplify right side
   1,367,807.84x = 2,311,630,581,735.55
5. Step 5: Solve for x
   x = 2,311,630,581,735.55/1,367,807.84
6. Step 6: Final answer
   x = 1,690,025.83